Teong Tzen Wei high fiving Dylan Koo  after clocking in 24.60 at the men's 50m butterfly final to clinch third on the first day of the 13th Singapore National Swimming Championship. (Photo © Stefanus Ian/Red Sports)

Teong Tzen Wei high fiving Dylan Koo after clocking in 24.60 in the men’s 50m butterfly final to clinch third on the first day of the 13th Singapore National Swimming Championships. (Photo 7 © Stefanus Ian/Red Sports)